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<div id="overview"><a href="../../../../../../../../../feilong-core/target/site/apidocs/com/feilong/core/lang/ClassLoaderUtil.html">View Javadoc</a></div><pre>
<a class="jxr_linenumber" name="L1" href="#L1">1</a>   <em class="jxr_comment">/*</em>
<a class="jxr_linenumber" name="L2" href="#L2">2</a>   <em class="jxr_comment"> * Copyright (C) 2008 feilong</em>
<a class="jxr_linenumber" name="L3" href="#L3">3</a>   <em class="jxr_comment"> *</em>
<a class="jxr_linenumber" name="L4" href="#L4">4</a>   <em class="jxr_comment"> * Licensed under the Apache License, Version 2.0 (the "License");</em>
<a class="jxr_linenumber" name="L5" href="#L5">5</a>   <em class="jxr_comment"> * you may not use this file except in compliance with the License.</em>
<a class="jxr_linenumber" name="L6" href="#L6">6</a>   <em class="jxr_comment"> * You may obtain a copy of the License at</em>
<a class="jxr_linenumber" name="L7" href="#L7">7</a>   <em class="jxr_comment"> *</em>
<a class="jxr_linenumber" name="L8" href="#L8">8</a>   <em class="jxr_comment"> *         <a href="http://www.apache.org/licenses/LICENSE-2." target="alexandria_uri">http://www.apache.org/licenses/LICENSE-2.</a>0</em>
<a class="jxr_linenumber" name="L9" href="#L9">9</a>   <em class="jxr_comment"> *</em>
<a class="jxr_linenumber" name="L10" href="#L10">10</a>  <em class="jxr_comment"> * Unless required by applicable law or agreed to in writing, software</em>
<a class="jxr_linenumber" name="L11" href="#L11">11</a>  <em class="jxr_comment"> * distributed under the License is distributed on an "AS IS" BASIS,</em>
<a class="jxr_linenumber" name="L12" href="#L12">12</a>  <em class="jxr_comment"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</em>
<a class="jxr_linenumber" name="L13" href="#L13">13</a>  <em class="jxr_comment"> * See the License for the specific language governing permissions and</em>
<a class="jxr_linenumber" name="L14" href="#L14">14</a>  <em class="jxr_comment"> * limitations under the License.</em>
<a class="jxr_linenumber" name="L15" href="#L15">15</a>  <em class="jxr_comment"> */</em>
<a class="jxr_linenumber" name="L16" href="#L16">16</a>  <strong class="jxr_keyword">package</strong> com.feilong.core.lang;
<a class="jxr_linenumber" name="L17" href="#L17">17</a>  
<a class="jxr_linenumber" name="L18" href="#L18">18</a>  <strong class="jxr_keyword">import</strong> <strong class="jxr_keyword">static</strong> com.feilong.core.bean.ConvertUtil.toList;
<a class="jxr_linenumber" name="L19" href="#L19">19</a>  
<a class="jxr_linenumber" name="L20" href="#L20">20</a>  <strong class="jxr_keyword">import</strong> java.io.InputStream;
<a class="jxr_linenumber" name="L21" href="#L21">21</a>  <strong class="jxr_keyword">import</strong> java.net.URL;
<a class="jxr_linenumber" name="L22" href="#L22">22</a>  <strong class="jxr_keyword">import</strong> java.util.LinkedHashMap;
<a class="jxr_linenumber" name="L23" href="#L23">23</a>  <strong class="jxr_keyword">import</strong> java.util.List;
<a class="jxr_linenumber" name="L24" href="#L24">24</a>  <strong class="jxr_keyword">import</strong> java.util.Map;
<a class="jxr_linenumber" name="L25" href="#L25">25</a>  
<a class="jxr_linenumber" name="L26" href="#L26">26</a>  <strong class="jxr_keyword">import</strong> org.apache.commons.lang3.Validate;
<a class="jxr_linenumber" name="L27" href="#L27">27</a>  <strong class="jxr_keyword">import</strong> org.slf4j.Logger;
<a class="jxr_linenumber" name="L28" href="#L28">28</a>  <strong class="jxr_keyword">import</strong> org.slf4j.LoggerFactory;
<a class="jxr_linenumber" name="L29" href="#L29">29</a>  
<a class="jxr_linenumber" name="L30" href="#L30">30</a>  <strong class="jxr_keyword">import</strong> com.feilong.core.net.URLUtil;
<a class="jxr_linenumber" name="L31" href="#L31">31</a>  <strong class="jxr_keyword">import</strong> com.feilong.tools.slf4j.Slf4jUtil;
<a class="jxr_linenumber" name="L32" href="#L32">32</a>  
<a class="jxr_linenumber" name="L33" href="#L33">33</a>  <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="L34" href="#L34">34</a>  <em class="jxr_javadoccomment"> * {@link java.lang.ClassLoader ClassLoader}工具类.</em>
<a class="jxr_linenumber" name="L35" href="#L35">35</a>  <em class="jxr_javadoccomment"> * </em>
<a class="jxr_linenumber" name="L36" href="#L36">36</a>  <em class="jxr_javadoccomment"> * &lt;h3&gt;关于查找资源:&lt;/h3&gt;</em>
<a class="jxr_linenumber" name="L37" href="#L37">37</a>  <em class="jxr_javadoccomment"> * </em>
<a class="jxr_linenumber" name="L38" href="#L38">38</a>  <em class="jxr_javadoccomment"> * &lt;blockquote&gt;</em>
<a class="jxr_linenumber" name="L39" href="#L39">39</a>  <em class="jxr_javadoccomment"> * </em>
<a class="jxr_linenumber" name="L40" href="#L40">40</a>  <em class="jxr_javadoccomment"> * &lt;ul&gt;</em>
<a class="jxr_linenumber" name="L41" href="#L41">41</a>  <em class="jxr_javadoccomment"> * &lt;li&gt;{@link #getResource(String)}&lt;/li&gt;</em>
<a class="jxr_linenumber" name="L42" href="#L42">42</a>  <em class="jxr_javadoccomment"> * &lt;li&gt;{@link #getResourceInAllClassLoader(String, Class)}&lt;/li&gt;</em>
<a class="jxr_linenumber" name="L43" href="#L43">43</a>  <em class="jxr_javadoccomment"> * &lt;/ul&gt;</em>
<a class="jxr_linenumber" name="L44" href="#L44">44</a>  <em class="jxr_javadoccomment"> * </em>
<a class="jxr_linenumber" name="L45" href="#L45">45</a>  <em class="jxr_javadoccomment"> * &lt;/blockquote&gt;</em>
<a class="jxr_linenumber" name="L46" href="#L46">46</a>  <em class="jxr_javadoccomment"> * </em>
<a class="jxr_linenumber" name="L47" href="#L47">47</a>  <em class="jxr_javadoccomment"> * &lt;h3&gt;关于 {@link java.lang.Class#getResourceAsStream(String) Class#getResourceAsStream(String)} VS</em>
<a class="jxr_linenumber" name="L48" href="#L48">48</a>  <em class="jxr_javadoccomment"> * {@link java.lang.ClassLoader#getResourceAsStream(String) ClassLoader#getResourceAsStream(String)}&lt;/h3&gt;</em>
<a class="jxr_linenumber" name="L49" href="#L49">49</a>  <em class="jxr_javadoccomment"> * </em>
<a class="jxr_linenumber" name="L50" href="#L50">50</a>  <em class="jxr_javadoccomment"> * &lt;blockquote&gt;</em>
<a class="jxr_linenumber" name="L51" href="#L51">51</a>  <em class="jxr_javadoccomment"> * </em>
<a class="jxr_linenumber" name="L52" href="#L52">52</a>  <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="L53" href="#L53">53</a>  <em class="jxr_javadoccomment"> * 基本上,两个都可以用于从 classpath 里面进行资源读取,classpath包含classpath中的路径和classpath中的jar</em>
<a class="jxr_linenumber" name="L54" href="#L54">54</a>  <em class="jxr_javadoccomment"> * &lt;/p&gt;</em>
<a class="jxr_linenumber" name="L55" href="#L55">55</a>  <em class="jxr_javadoccomment"> * </em>
<a class="jxr_linenumber" name="L56" href="#L56">56</a>  <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="L57" href="#L57">57</a>  <em class="jxr_javadoccomment"> * 假设配置文件在 src/main/resources下面,比如 messages/feilong-core-message_en_US.properties,</em>
<a class="jxr_linenumber" name="L58" href="#L58">58</a>  <em class="jxr_javadoccomment"> * &lt;/p&gt;</em>
<a class="jxr_linenumber" name="L59" href="#L59">59</a>  <em class="jxr_javadoccomment"> * </em>
<a class="jxr_linenumber" name="L60" href="#L60">60</a>  <em class="jxr_javadoccomment"> * &lt;ol&gt;</em>
<a class="jxr_linenumber" name="L61" href="#L61">61</a>  <em class="jxr_javadoccomment"> * &lt;li&gt;{@link java.lang.Class#getResourceAsStream(String) Class#getResourceAsStream(String)} 需要这么写</em>
<a class="jxr_linenumber" name="L62" href="#L62">62</a>  <em class="jxr_javadoccomment"> * &lt;b&gt;"/messages/feilong-core-message_en_US.properties"&lt;/b&gt;,&lt;br&gt;</em>
<a class="jxr_linenumber" name="L63" href="#L63">63</a>  <em class="jxr_javadoccomment"> * 路径可以写成相对路径或者绝对路径; 以 / 开头,则这样的路径是指定绝对路径, 如果不以 / 开头, 则路径是相对与这个class所在的包的&lt;/li&gt;</em>
<a class="jxr_linenumber" name="L64" href="#L64">64</a>  <em class="jxr_javadoccomment"> * &lt;li&gt;{@link java.lang.ClassLoader#getResourceAsStream(String) ClassLoader#getResourceAsStream(String)} 需要这么写</em>
<a class="jxr_linenumber" name="L65" href="#L65">65</a>  <em class="jxr_javadoccomment"> * &lt;b&gt;"messages/feilong-core-message_en_US.properties"&lt;/b&gt;,&lt;br&gt;</em>
<a class="jxr_linenumber" name="L66" href="#L66">66</a>  <em class="jxr_javadoccomment"> * {@link ClassLoader} JVM会使用BootstrapLoader去加载资源文件.&lt;br&gt;</em>
<a class="jxr_linenumber" name="L67" href="#L67">67</a>  <em class="jxr_javadoccomment"> * 所以路径还是这种相对于工程的根目录即"messages/feilong-core-message_en_US.properties" &lt;span style="color:red"&gt;不需要"/"&lt;/span&gt;&lt;/li&gt;</em>
<a class="jxr_linenumber" name="L68" href="#L68">68</a>  <em class="jxr_javadoccomment"> * &lt;li&gt;如果你的项目使用了spring,建议条件允许的话,使用 &lt;code&gt;org.springframework.core.io.ClassPathResource&lt;/code&gt;,这个类是基于{@link ClassLoader}的,同时会</em>
<a class="jxr_linenumber" name="L69" href="#L69">69</a>  <em class="jxr_javadoccomment"> * &lt;code&gt;org.springframework.util.StringUtils#cleanPath(String)&lt;/code&gt;,并且如果发现首字符是/斜杆, 会去掉,这样使用起来很方便&lt;/li&gt;</em>
<a class="jxr_linenumber" name="L70" href="#L70">70</a>  <em class="jxr_javadoccomment"> * &lt;/ol&gt;</em>
<a class="jxr_linenumber" name="L71" href="#L71">71</a>  <em class="jxr_javadoccomment"> * </em>
<a class="jxr_linenumber" name="L72" href="#L72">72</a>  <em class="jxr_javadoccomment"> * &lt;/blockquote&gt;</em>
<a class="jxr_linenumber" name="L73" href="#L73">73</a>  <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="L74" href="#L74">74</a>  <em class="jxr_javadoccomment"> * @author &lt;a href="<a href="http://feitianbenyue.iteye.com/" target="alexandria_uri">http://feitianbenyue.iteye.com/</a>"&gt;feilong&lt;/a&gt;</em>
<a class="jxr_linenumber" name="L75" href="#L75">75</a>  <em class="jxr_javadoccomment"> * @see java.lang.ClassLoader</em>
<a class="jxr_linenumber" name="L76" href="#L76">76</a>  <em class="jxr_javadoccomment"> * @see java.net.URLClassLoader</em>
<a class="jxr_linenumber" name="L77" href="#L77">77</a>  <em class="jxr_javadoccomment"> * @see "org.springframework.core.io.ClassPathResource#ClassPathResource(String, ClassLoader)"</em>
<a class="jxr_linenumber" name="L78" href="#L78">78</a>  <em class="jxr_javadoccomment"> * @since 1.0.0</em>
<a class="jxr_linenumber" name="L79" href="#L79">79</a>  <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="L80" href="#L80">80</a>  <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../com/feilong/core/lang/ClassLoaderUtil.html">ClassLoaderUtil</a>{
<a class="jxr_linenumber" name="L81" href="#L81">81</a>  
<a class="jxr_linenumber" name="L82" href="#L82">82</a>      <em class="jxr_javadoccomment">/** The Constant LOGGER. */</em>
<a class="jxr_linenumber" name="L83" href="#L83">83</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> Logger LOGGER = LoggerFactory.getLogger(ClassLoaderUtil.<strong class="jxr_keyword">class</strong>);
<a class="jxr_linenumber" name="L84" href="#L84">84</a>  
<a class="jxr_linenumber" name="L85" href="#L85">85</a>      <em class="jxr_javadoccomment">/** Don't let anyone instantiate this class. */</em>
<a class="jxr_linenumber" name="L86" href="#L86">86</a>      <strong class="jxr_keyword">private</strong> <a href="../../../../com/feilong/core/lang/ClassLoaderUtil.html">ClassLoaderUtil</a>(){
<a class="jxr_linenumber" name="L87" href="#L87">87</a>          <em class="jxr_comment">//AssertionError不是必须的. 但它可以避免不小心在类的内部调用构造器. 保证该类在任何情况下都不会被实例化.</em>
<a class="jxr_linenumber" name="L88" href="#L88">88</a>          <em class="jxr_comment">//see 《Effective Java》 2nd</em>
<a class="jxr_linenumber" name="L89" href="#L89">89</a>          <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> AssertionError(<span class="jxr_string">"No "</span> + getClass().getName() + <span class="jxr_string">" instances for you!"</span>);
<a class="jxr_linenumber" name="L90" href="#L90">90</a>      }
<a class="jxr_linenumber" name="L91" href="#L91">91</a>  
<a class="jxr_linenumber" name="L92" href="#L92">92</a>      <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="L93" href="#L93">93</a>  <em class="jxr_javadoccomment">     * 获得给定名称 &lt;code&gt;resourceName&lt;/code&gt; 的资源.</em>
<a class="jxr_linenumber" name="L94" href="#L94">94</a>  <em class="jxr_javadoccomment">     * </em>
<a class="jxr_linenumber" name="L95" href="#L95">95</a>  <em class="jxr_javadoccomment">     * &lt;h3&gt;示例:&lt;/h3&gt;</em>
<a class="jxr_linenumber" name="L96" href="#L96">96</a>  <em class="jxr_javadoccomment">     * </em>
<a class="jxr_linenumber" name="L97" href="#L97">97</a>  <em class="jxr_javadoccomment">     * &lt;blockquote&gt;</em>
<a class="jxr_linenumber" name="L98" href="#L98">98</a>  <em class="jxr_javadoccomment">     * </em>
<a class="jxr_linenumber" name="L99" href="#L99">99</a>  <em class="jxr_javadoccomment">     * &lt;p&gt;</em>
<a class="jxr_linenumber" name="L100" href="#L100">100</a> <em class="jxr_javadoccomment">     * 比如,在 &lt;code&gt;src/test/resources&lt;/code&gt; 目录下面有 &lt;code&gt;messages/feilong-core-test.properties&lt;/code&gt; 资源文件,编译之后,地址会出现在</em>
<a class="jxr_linenumber" name="L101" href="#L101">101</a> <em class="jxr_javadoccomment">     * &lt;code&gt;target/test-classes/messages/feilong-core-test.properties&lt;/code&gt;</em>
<a class="jxr_linenumber" name="L102" href="#L102">102</a> <em class="jxr_javadoccomment">     * &lt;/p&gt;</em>
<a class="jxr_linenumber" name="L103" href="#L103">103</a> <em class="jxr_javadoccomment">     * </em>
<a class="jxr_linenumber" name="L104" href="#L104">104</a> <em class="jxr_javadoccomment">     * &lt;pre class="code"&gt;</em>
<a class="jxr_linenumber" name="L105" href="#L105">105</a> <em class="jxr_javadoccomment">     * ClassLoaderUtil.getResource("/messages/feilong-core-test.properties") </em>
<a class="jxr_linenumber" name="L106" href="#L106">106</a> <em class="jxr_javadoccomment">     * 或者 ClassLoaderUtil.getResource("messages/feilong-core-test.properties")</em>
<a class="jxr_linenumber" name="L107" href="#L107">107</a> <em class="jxr_javadoccomment">     * &lt;/pre&gt;</em>
<a class="jxr_linenumber" name="L108" href="#L108">108</a> <em class="jxr_javadoccomment">     * </em>
<a class="jxr_linenumber" name="L109" href="#L109">109</a> <em class="jxr_javadoccomment">     * 返回相同的结果</em>
<a class="jxr_linenumber" name="L110" href="#L110">110</a> <em class="jxr_javadoccomment">     * </em>
<a class="jxr_linenumber" name="L111" href="#L111">111</a> <em class="jxr_javadoccomment">     * &lt;pre class="code"&gt;</em>
<a class="jxr_linenumber" name="L112" href="#L112">112</a> <em class="jxr_javadoccomment">     * file:/E:/Workspaces/feilong/feilong-core/target/test-classes/messages/feilong-core-test.properties</em>
<a class="jxr_linenumber" name="L113" href="#L113">113</a> <em class="jxr_javadoccomment">     * &lt;/pre&gt;</em>
<a class="jxr_linenumber" name="L114" href="#L114">114</a> <em class="jxr_javadoccomment">     * </em>
<a class="jxr_linenumber" name="L115" href="#L115">115</a> <em class="jxr_javadoccomment">     * &lt;/blockquote&gt;</em>
<a class="jxr_linenumber" name="L116" href="#L116">116</a> <em class="jxr_javadoccomment">     * </em>
<a class="jxr_linenumber" name="L117" href="#L117">117</a> <em class="jxr_javadoccomment">     * &lt;h3&gt;注意:&lt;/h3&gt;</em>
<a class="jxr_linenumber" name="L118" href="#L118">118</a> <em class="jxr_javadoccomment">     * &lt;blockquote&gt;</em>
<a class="jxr_linenumber" name="L119" href="#L119">119</a> <em class="jxr_javadoccomment">     * &lt;ol&gt;</em>
<a class="jxr_linenumber" name="L120" href="#L120">120</a> <em class="jxr_javadoccomment">     * &lt;li&gt;如果 &lt;code&gt;resourceName&lt;/code&gt; 是以斜杆 "/" 开头,那么会被截取,因为 {@link ClassLoader} 解析方式不需要开头的斜杆, 请参见</em>
<a class="jxr_linenumber" name="L121" href="#L121">121</a> <em class="jxr_javadoccomment">     * &lt;code&gt;org.springframework.core.io.ClassPathResource#ClassPathResource(String, ClassLoader)&lt;/code&gt;&lt;/li&gt;</em>
<a class="jxr_linenumber" name="L122" href="#L122">122</a> <em class="jxr_javadoccomment">     * &lt;li&gt;"",表示classes 的根目录&lt;/li&gt;</em>
<a class="jxr_linenumber" name="L123" href="#L123">123</a> <em class="jxr_javadoccomment">     * &lt;/ol&gt;</em>
<a class="jxr_linenumber" name="L124" href="#L124">124</a> <em class="jxr_javadoccomment">     * &lt;/blockquote&gt;</em>
<a class="jxr_linenumber" name="L125" href="#L125">125</a> <em class="jxr_javadoccomment">     * </em>
<a class="jxr_linenumber" name="L126" href="#L126">126</a> <em class="jxr_javadoccomment">     * &lt;h3&gt;不同环境结果不一样:&lt;/h3&gt;</em>
<a class="jxr_linenumber" name="L127" href="#L127">127</a> <em class="jxr_javadoccomment">     * </em>
<a class="jxr_linenumber" name="L128" href="#L128">128</a> <em class="jxr_javadoccomment">     * &lt;blockquote&gt;</em>
<a class="jxr_linenumber" name="L129" href="#L129">129</a> <em class="jxr_javadoccomment">     * </em>
<a class="jxr_linenumber" name="L130" href="#L130">130</a> <em class="jxr_javadoccomment">     * &lt;table border="1" cellspacing="0" cellpadding="4" summary=""&gt;</em>
<a class="jxr_linenumber" name="L131" href="#L131">131</a> <em class="jxr_javadoccomment">     * &lt;tr style="background-color:#ccccff"&gt;</em>
<a class="jxr_linenumber" name="L132" href="#L132">132</a> <em class="jxr_javadoccomment">     * &lt;th align="left"&gt;示例&lt;/th&gt;</em>
<a class="jxr_linenumber" name="L133" href="#L133">133</a> <em class="jxr_javadoccomment">     * &lt;th align="left"&gt;(maven)测试&lt;/th&gt;</em>
<a class="jxr_linenumber" name="L134" href="#L134">134</a> <em class="jxr_javadoccomment">     * &lt;th align="left"&gt;在web环境中,(即使打成jar的情形)&lt;/th&gt;</em>
<a class="jxr_linenumber" name="L135" href="#L135">135</a> <em class="jxr_javadoccomment">     * &lt;/tr&gt;</em>
<a class="jxr_linenumber" name="L136" href="#L136">136</a> <em class="jxr_javadoccomment">     * </em>
<a class="jxr_linenumber" name="L137" href="#L137">137</a> <em class="jxr_javadoccomment">     * &lt;tr valign="top"&gt;</em>
<a class="jxr_linenumber" name="L138" href="#L138">138</a> <em class="jxr_javadoccomment">     * &lt;td&gt;&lt;code&gt;getResource("")&lt;/code&gt;&lt;/td&gt;</em>
<a class="jxr_linenumber" name="L139" href="#L139">139</a> <em class="jxr_javadoccomment">     * &lt;td&gt;file:/E:/Workspaces/feilong/feilong-platform/feilong-core/target/test-classes/&lt;/td&gt;</em>
<a class="jxr_linenumber" name="L140" href="#L140">140</a> <em class="jxr_javadoccomment">     * &lt;td&gt;file:/E:/Workspaces/feilong/feilong-platform/feilong-web-test/src/main/webapp/WEB-INF/classes/&lt;/td&gt;</em>
<a class="jxr_linenumber" name="L141" href="#L141">141</a> <em class="jxr_javadoccomment">     * &lt;/tr&gt;</em>
<a class="jxr_linenumber" name="L142" href="#L142">142</a> <em class="jxr_javadoccomment">     * </em>
<a class="jxr_linenumber" name="L143" href="#L143">143</a> <em class="jxr_javadoccomment">     * &lt;tr valign="top" style="background-color:#eeeeff"&gt;</em>
<a class="jxr_linenumber" name="L144" href="#L144">144</a> <em class="jxr_javadoccomment">     * &lt;td&gt;&lt;code&gt;getResource("com")&lt;/code&gt;&lt;/td&gt;</em>
<a class="jxr_linenumber" name="L145" href="#L145">145</a> <em class="jxr_javadoccomment">     * &lt;td&gt;file:/E:/Workspaces/feilong/feilong-platform/feilong-core/target/test-classes/com&lt;/td&gt;</em>
<a class="jxr_linenumber" name="L146" href="#L146">146</a> <em class="jxr_javadoccomment">     * &lt;td&gt;file:/E:/Workspaces/feilong/feilong-platform/feilong-web-test/src/main/webapp/WEB-INF/classes/com/&lt;/td&gt;</em>
<a class="jxr_linenumber" name="L147" href="#L147">147</a> <em class="jxr_javadoccomment">     * &lt;/tr&gt;</em>
<a class="jxr_linenumber" name="L148" href="#L148">148</a> <em class="jxr_javadoccomment">     * &lt;/table&gt;</em>
<a class="jxr_linenumber" name="L149" href="#L149">149</a> <em class="jxr_javadoccomment">     * &lt;/blockquote&gt;</em>
<a class="jxr_linenumber" name="L150" href="#L150">150</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="L151" href="#L151">151</a> <em class="jxr_javadoccomment">     * @param resourceName</em>
<a class="jxr_linenumber" name="L152" href="#L152">152</a> <em class="jxr_javadoccomment">     *            the resource name</em>
<a class="jxr_linenumber" name="L153" href="#L153">153</a> <em class="jxr_javadoccomment">     * @return 如果 &lt;code&gt;resourceName&lt;/code&gt; 是null,抛出 {@link NullPointerException}&lt;br&gt;</em>
<a class="jxr_linenumber" name="L154" href="#L154">154</a> <em class="jxr_javadoccomment">     *         如果找不到该资源,或者调用者没有足够的权限获取该资源,则返回 null</em>
<a class="jxr_linenumber" name="L155" href="#L155">155</a> <em class="jxr_javadoccomment">     * @see org.apache.commons.lang3.ClassPathUtils#toFullyQualifiedPath(Package, String)</em>
<a class="jxr_linenumber" name="L156" href="#L156">156</a> <em class="jxr_javadoccomment">     * @see #getResource(ClassLoader, String)</em>
<a class="jxr_linenumber" name="L157" href="#L157">157</a> <em class="jxr_javadoccomment">     * @see #getClassLoaderByClass(Class)</em>
<a class="jxr_linenumber" name="L158" href="#L158">158</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="L159" href="#L159">159</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> URL getResource(String resourceName){
<a class="jxr_linenumber" name="L160" href="#L160">160</a>         <strong class="jxr_keyword">return</strong> getResource(getClassLoaderByClass(ClassLoaderUtil.<strong class="jxr_keyword">class</strong>), resourceName);
<a class="jxr_linenumber" name="L161" href="#L161">161</a>     }
<a class="jxr_linenumber" name="L162" href="#L162">162</a> 
<a class="jxr_linenumber" name="L163" href="#L163">163</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="L164" href="#L164">164</a> <em class="jxr_javadoccomment">     * 查找具有给定名称的资源,资源是可以通过类代码以与代码基无关的方式访问的一些数据(图像、声音、文本等).</em>
<a class="jxr_linenumber" name="L165" href="#L165">165</a> <em class="jxr_javadoccomment">     * </em>
<a class="jxr_linenumber" name="L166" href="#L166">166</a> <em class="jxr_javadoccomment">     * &lt;h3&gt;注意:&lt;/h3&gt;</em>
<a class="jxr_linenumber" name="L167" href="#L167">167</a> <em class="jxr_javadoccomment">     * &lt;blockquote&gt;</em>
<a class="jxr_linenumber" name="L168" href="#L168">168</a> <em class="jxr_javadoccomment">     * &lt;ol&gt;</em>
<a class="jxr_linenumber" name="L169" href="#L169">169</a> <em class="jxr_javadoccomment">     * &lt;li&gt;如果 &lt;code&gt;resourceName&lt;/code&gt; 是以 斜杆 "/" 开头,那么会被截取, 因为 ClassLoader解析方式不需要 开头的斜杆, 请参见</em>
<a class="jxr_linenumber" name="L170" href="#L170">170</a> <em class="jxr_javadoccomment">     * &lt;code&gt;org.springframework.core.io.ClassPathResource#ClassPathResource(String, ClassLoader)&lt;/code&gt;&lt;/li&gt;</em>
<a class="jxr_linenumber" name="L171" href="#L171">171</a> <em class="jxr_javadoccomment">     * &lt;li&gt;"",表示classes 的根目录&lt;/li&gt;</em>
<a class="jxr_linenumber" name="L172" href="#L172">172</a> <em class="jxr_javadoccomment">     * &lt;/ol&gt;</em>
<a class="jxr_linenumber" name="L173" href="#L173">173</a> <em class="jxr_javadoccomment">     * &lt;/blockquote&gt;</em>
<a class="jxr_linenumber" name="L174" href="#L174">174</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="L175" href="#L175">175</a> <em class="jxr_javadoccomment">     * @param classLoader</em>
<a class="jxr_linenumber" name="L176" href="#L176">176</a> <em class="jxr_javadoccomment">     *            the class loader</em>
<a class="jxr_linenumber" name="L177" href="#L177">177</a> <em class="jxr_javadoccomment">     * @param resourceName</em>
<a class="jxr_linenumber" name="L178" href="#L178">178</a> <em class="jxr_javadoccomment">     *            the resource name</em>
<a class="jxr_linenumber" name="L179" href="#L179">179</a> <em class="jxr_javadoccomment">     * @return 如果 &lt;code&gt;classLoader&lt;/code&gt; 是null,抛出 {@link NullPointerException}&lt;br&gt;</em>
<a class="jxr_linenumber" name="L180" href="#L180">180</a> <em class="jxr_javadoccomment">     *         如果 &lt;code&gt;resourceName&lt;/code&gt; 是null,抛出 {@link NullPointerException}&lt;br&gt;</em>
<a class="jxr_linenumber" name="L181" href="#L181">181</a> <em class="jxr_javadoccomment">     *         如果找不到该资源,或者调用者没有足够的权限获取该资源,则返回 null</em>
<a class="jxr_linenumber" name="L182" href="#L182">182</a> <em class="jxr_javadoccomment">     * @since 1.2.1</em>
<a class="jxr_linenumber" name="L183" href="#L183">183</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="L184" href="#L184">184</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> URL getResource(ClassLoader classLoader,String resourceName){
<a class="jxr_linenumber" name="L185" href="#L185">185</a>         Validate.notNull(classLoader, <span class="jxr_string">"classLoader can't be null!"</span>);
<a class="jxr_linenumber" name="L186" href="#L186">186</a>         Validate.notNull(resourceName, <span class="jxr_string">"resourceName can't be null!"</span>);
<a class="jxr_linenumber" name="L187" href="#L187">187</a> 
<a class="jxr_linenumber" name="L188" href="#L188">188</a>         <strong class="jxr_keyword">boolean</strong> startsWithSlash = resourceName.startsWith(<span class="jxr_string">"/"</span>);
<a class="jxr_linenumber" name="L189" href="#L189">189</a>         String usePath = startsWithSlash ? StringUtil.substring(resourceName, 1) : resourceName;
<a class="jxr_linenumber" name="L190" href="#L190">190</a>         URL result = classLoader.getResource(usePath);
<a class="jxr_linenumber" name="L191" href="#L191">191</a> 
<a class="jxr_linenumber" name="L192" href="#L192">192</a>         LOGGER.trace(<span class="jxr_string">"search resource:[\&quot;{}\&quot;] in [{}],result:[{}]"</span>, resourceName, classLoader, result);
<a class="jxr_linenumber" name="L193" href="#L193">193</a>         <strong class="jxr_keyword">return</strong> result;
<a class="jxr_linenumber" name="L194" href="#L194">194</a>     }
<a class="jxr_linenumber" name="L195" href="#L195">195</a> 
<a class="jxr_linenumber" name="L196" href="#L196">196</a>     <em class="jxr_comment">// *****************************************************</em>
<a class="jxr_linenumber" name="L197" href="#L197">197</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="L198" href="#L198">198</a> <em class="jxr_javadoccomment">     * 加载资源 &lt;code&gt;resourceName&lt;/code&gt;为 InputStream.</em>
<a class="jxr_linenumber" name="L199" href="#L199">199</a> <em class="jxr_javadoccomment">     * </em>
<a class="jxr_linenumber" name="L200" href="#L200">200</a> <em class="jxr_javadoccomment">     * &lt;h3&gt;注意:&lt;/h3&gt;</em>
<a class="jxr_linenumber" name="L201" href="#L201">201</a> <em class="jxr_javadoccomment">     * &lt;blockquote&gt;</em>
<a class="jxr_linenumber" name="L202" href="#L202">202</a> <em class="jxr_javadoccomment">     * &lt;ol&gt;</em>
<a class="jxr_linenumber" name="L203" href="#L203">203</a> <em class="jxr_javadoccomment">     * &lt;li&gt;如果 &lt;code&gt;resourceName&lt;/code&gt; 是以 斜杆 "/" 开头,那么会被截取, 因为 ClassLoader解析方式不需要 开头的斜杆, 请参见</em>
<a class="jxr_linenumber" name="L204" href="#L204">204</a> <em class="jxr_javadoccomment">     * &lt;code&gt;org.springframework.core.io.ClassPathResource#ClassPathResource(String, ClassLoader)&lt;/code&gt;&lt;/li&gt;</em>
<a class="jxr_linenumber" name="L205" href="#L205">205</a> <em class="jxr_javadoccomment">     * &lt;li&gt;"",表示classes 的根目录&lt;/li&gt;</em>
<a class="jxr_linenumber" name="L206" href="#L206">206</a> <em class="jxr_javadoccomment">     * &lt;/ol&gt;</em>
<a class="jxr_linenumber" name="L207" href="#L207">207</a> <em class="jxr_javadoccomment">     * &lt;/blockquote&gt;</em>
<a class="jxr_linenumber" name="L208" href="#L208">208</a> <em class="jxr_javadoccomment">     * </em>
<a class="jxr_linenumber" name="L209" href="#L209">209</a> <em class="jxr_javadoccomment">     * @param resourceName</em>
<a class="jxr_linenumber" name="L210" href="#L210">210</a> <em class="jxr_javadoccomment">     *            The name of the resource to load</em>
<a class="jxr_linenumber" name="L211" href="#L211">211</a> <em class="jxr_javadoccomment">     * @param callingClass</em>
<a class="jxr_linenumber" name="L212" href="#L212">212</a> <em class="jxr_javadoccomment">     *            The Class object of the calling object</em>
<a class="jxr_linenumber" name="L213" href="#L213">213</a> <em class="jxr_javadoccomment">     * @return 如果 &lt;code&gt;resourceName&lt;/code&gt; 是null,抛出 {@link NullPointerException}&lt;br&gt;</em>
<a class="jxr_linenumber" name="L214" href="#L214">214</a> <em class="jxr_javadoccomment">     *         如果查找不到资源,那么返回 null</em>
<a class="jxr_linenumber" name="L215" href="#L215">215</a> <em class="jxr_javadoccomment">     * @see #getResourceInAllClassLoader(String, Class)</em>
<a class="jxr_linenumber" name="L216" href="#L216">216</a> <em class="jxr_javadoccomment">     * @see "org.apache.velocity.util.ClassUtils#getResourceAsStream(Class, String)"</em>
<a class="jxr_linenumber" name="L217" href="#L217">217</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="L218" href="#L218">218</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> InputStream getResourceAsStream(String resourceName,Class&lt;?&gt; callingClass){
<a class="jxr_linenumber" name="L219" href="#L219">219</a>         URL url = getResourceInAllClassLoader(resourceName, callingClass);
<a class="jxr_linenumber" name="L220" href="#L220">220</a>         <strong class="jxr_keyword">return</strong> URLUtil.openStream(url);
<a class="jxr_linenumber" name="L221" href="#L221">221</a>     }
<a class="jxr_linenumber" name="L222" href="#L222">222</a> 
<a class="jxr_linenumber" name="L223" href="#L223">223</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="L224" href="#L224">224</a> <em class="jxr_javadoccomment">     * Load a given resource.</em>
<a class="jxr_linenumber" name="L225" href="#L225">225</a> <em class="jxr_javadoccomment">     * </em>
<a class="jxr_linenumber" name="L226" href="#L226">226</a> <em class="jxr_javadoccomment">     * &lt;h3&gt;注意:&lt;/h3&gt;</em>
<a class="jxr_linenumber" name="L227" href="#L227">227</a> <em class="jxr_javadoccomment">     * &lt;blockquote&gt;</em>
<a class="jxr_linenumber" name="L228" href="#L228">228</a> <em class="jxr_javadoccomment">     * &lt;ol&gt;</em>
<a class="jxr_linenumber" name="L229" href="#L229">229</a> <em class="jxr_javadoccomment">     * &lt;li&gt;如果 &lt;code&gt;resourceName&lt;/code&gt; 是以 斜杆 "/" 开头,那么会被截取,因为 ClassLoader解析方式不需要开头的斜杆, 请参见</em>
<a class="jxr_linenumber" name="L230" href="#L230">230</a> <em class="jxr_javadoccomment">     * &lt;code&gt;org.springframework.core.io.ClassPathResource#ClassPathResource(String, ClassLoader)&lt;/code&gt;&lt;/li&gt;</em>
<a class="jxr_linenumber" name="L231" href="#L231">231</a> <em class="jxr_javadoccomment">     * &lt;li&gt;"",表示classes 的根目录&lt;/li&gt;</em>
<a class="jxr_linenumber" name="L232" href="#L232">232</a> <em class="jxr_javadoccomment">     * &lt;li&gt;</em>
<a class="jxr_linenumber" name="L233" href="#L233">233</a> <em class="jxr_javadoccomment">     * &lt;p&gt;</em>
<a class="jxr_linenumber" name="L234" href="#L234">234</a> <em class="jxr_javadoccomment">     * This method will try to load the resource using the following methods (in order):</em>
<a class="jxr_linenumber" name="L235" href="#L235">235</a> <em class="jxr_javadoccomment">     * &lt;/p&gt;</em>
<a class="jxr_linenumber" name="L236" href="#L236">236</a> <em class="jxr_javadoccomment">     * &lt;ul&gt;</em>
<a class="jxr_linenumber" name="L237" href="#L237">237</a> <em class="jxr_javadoccomment">     * &lt;li&gt;From {@link Thread#getContextClassLoader() Thread.currentThread().getContextClassLoader()}</em>
<a class="jxr_linenumber" name="L238" href="#L238">238</a> <em class="jxr_javadoccomment">     * &lt;li&gt;From {@link Class#getClassLoader() ClassLoaderUtil.class.getClassLoader()}</em>
<a class="jxr_linenumber" name="L239" href="#L239">239</a> <em class="jxr_javadoccomment">     * &lt;li&gt;From {@link Class#getClassLoader() callingClass.getClassLoader() } (如果 callingClass 不是null)</em>
<a class="jxr_linenumber" name="L240" href="#L240">240</a> <em class="jxr_javadoccomment">     * &lt;/ul&gt;</em>
<a class="jxr_linenumber" name="L241" href="#L241">241</a> <em class="jxr_javadoccomment">     * &lt;/li&gt;</em>
<a class="jxr_linenumber" name="L242" href="#L242">242</a> <em class="jxr_javadoccomment">     * &lt;/ol&gt;</em>
<a class="jxr_linenumber" name="L243" href="#L243">243</a> <em class="jxr_javadoccomment">     * &lt;/blockquote&gt;</em>
<a class="jxr_linenumber" name="L244" href="#L244">244</a> <em class="jxr_javadoccomment">     * </em>
<a class="jxr_linenumber" name="L245" href="#L245">245</a> <em class="jxr_javadoccomment">     * @param resourceName</em>
<a class="jxr_linenumber" name="L246" href="#L246">246</a> <em class="jxr_javadoccomment">     *            The name of the resource to load</em>
<a class="jxr_linenumber" name="L247" href="#L247">247</a> <em class="jxr_javadoccomment">     * @param callingClass</em>
<a class="jxr_linenumber" name="L248" href="#L248">248</a> <em class="jxr_javadoccomment">     *            The Class object of the calling object</em>
<a class="jxr_linenumber" name="L249" href="#L249">249</a> <em class="jxr_javadoccomment">     * @return 如果 &lt;code&gt;resourceName&lt;/code&gt; 是null,抛出 {@link NullPointerException}&lt;br&gt;</em>
<a class="jxr_linenumber" name="L250" href="#L250">250</a> <em class="jxr_javadoccomment">     *         如果 &lt;code&gt;callingClass&lt;/code&gt; 是null,将会忽略此参数&lt;br&gt;</em>
<a class="jxr_linenumber" name="L251" href="#L251">251</a> <em class="jxr_javadoccomment">     *         如果在所有的{@link ClassLoader}里面都查不到资源,那么返回null</em>
<a class="jxr_linenumber" name="L252" href="#L252">252</a> <em class="jxr_javadoccomment">     * @since 1.6.2</em>
<a class="jxr_linenumber" name="L253" href="#L253">253</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="L254" href="#L254">254</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> URL getResourceInAllClassLoader(String resourceName,Class&lt;?&gt; callingClass){
<a class="jxr_linenumber" name="L255" href="#L255">255</a>         Validate.notNull(resourceName, <span class="jxr_string">"resourceName can't be null!"</span>);
<a class="jxr_linenumber" name="L256" href="#L256">256</a> 
<a class="jxr_linenumber" name="L257" href="#L257">257</a>         List&lt;ClassLoader&gt; classLoaderList = getAllClassLoaderList(callingClass);
<a class="jxr_linenumber" name="L258" href="#L258">258</a>         <strong class="jxr_keyword">for</strong> (ClassLoader classLoader : classLoaderList){
<a class="jxr_linenumber" name="L259" href="#L259">259</a>             URL url = getResource(classLoader, resourceName);
<a class="jxr_linenumber" name="L260" href="#L260">260</a>             <strong class="jxr_keyword">if</strong> (<strong class="jxr_keyword">null</strong> == url){
<a class="jxr_linenumber" name="L261" href="#L261">261</a>                 LOGGER.trace(getLogInfo(resourceName, classLoader, false));
<a class="jxr_linenumber" name="L262" href="#L262">262</a>             }<strong class="jxr_keyword">else</strong>{
<a class="jxr_linenumber" name="L263" href="#L263">263</a>                 <strong class="jxr_keyword">if</strong> (LOGGER.isTraceEnabled()){
<a class="jxr_linenumber" name="L264" href="#L264">264</a>                     LOGGER.trace(getLogInfo(resourceName, classLoader, <strong class="jxr_keyword">true</strong>));
<a class="jxr_linenumber" name="L265" href="#L265">265</a>                 }
<a class="jxr_linenumber" name="L266" href="#L266">266</a>                 <strong class="jxr_keyword">return</strong> url;
<a class="jxr_linenumber" name="L267" href="#L267">267</a>             }
<a class="jxr_linenumber" name="L268" href="#L268">268</a>         }
<a class="jxr_linenumber" name="L269" href="#L269">269</a>         LOGGER.debug(<span class="jxr_string">"not found:[{}] in all ClassLoader,return null"</span>, resourceName);
<a class="jxr_linenumber" name="L270" href="#L270">270</a>         <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">null</strong>;
<a class="jxr_linenumber" name="L271" href="#L271">271</a>     }
<a class="jxr_linenumber" name="L272" href="#L272">272</a> 
<a class="jxr_linenumber" name="L273" href="#L273">273</a>     <em class="jxr_comment">//**************************************************************************************************</em>
<a class="jxr_linenumber" name="L274" href="#L274">274</a> 
<a class="jxr_linenumber" name="L275" href="#L275">275</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="L276" href="#L276">276</a> <em class="jxr_javadoccomment">     * 获得 all class loader list.</em>
<a class="jxr_linenumber" name="L277" href="#L277">277</a> <em class="jxr_javadoccomment">     * </em>
<a class="jxr_linenumber" name="L278" href="#L278">278</a> <em class="jxr_javadoccomment">     * &lt;p&gt;</em>
<a class="jxr_linenumber" name="L279" href="#L279">279</a> <em class="jxr_javadoccomment">     * This method will try to get ClassLoader list using the following methods (in order):</em>
<a class="jxr_linenumber" name="L280" href="#L280">280</a> <em class="jxr_javadoccomment">     * &lt;/p&gt;</em>
<a class="jxr_linenumber" name="L281" href="#L281">281</a> <em class="jxr_javadoccomment">     * &lt;ul&gt;</em>
<a class="jxr_linenumber" name="L282" href="#L282">282</a> <em class="jxr_javadoccomment">     * &lt;li&gt;From {@link Thread#getContextClassLoader() Thread.currentThread().getContextClassLoader()}</em>
<a class="jxr_linenumber" name="L283" href="#L283">283</a> <em class="jxr_javadoccomment">     * &lt;li&gt;From {@link Class#getClassLoader() ClassLoaderUtil.class.getClassLoader()}</em>
<a class="jxr_linenumber" name="L284" href="#L284">284</a> <em class="jxr_javadoccomment">     * &lt;li&gt;From {@link Class#getClassLoader() callingClass.getClassLoader() } (如果 &lt;code&gt;callingClass&lt;/code&gt; 不是null)</em>
<a class="jxr_linenumber" name="L285" href="#L285">285</a> <em class="jxr_javadoccomment">     * &lt;/ul&gt;</em>
<a class="jxr_linenumber" name="L286" href="#L286">286</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="L287" href="#L287">287</a> <em class="jxr_javadoccomment">     * @param callingClass</em>
<a class="jxr_linenumber" name="L288" href="#L288">288</a> <em class="jxr_javadoccomment">     *            the calling class</em>
<a class="jxr_linenumber" name="L289" href="#L289">289</a> <em class="jxr_javadoccomment">     * @return the all class loader</em>
<a class="jxr_linenumber" name="L290" href="#L290">290</a> <em class="jxr_javadoccomment">     * @since 1.6.2</em>
<a class="jxr_linenumber" name="L291" href="#L291">291</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="L292" href="#L292">292</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> List&lt;ClassLoader&gt; getAllClassLoaderList(Class&lt;?&gt; callingClass){
<a class="jxr_linenumber" name="L293" href="#L293">293</a>         List&lt;ClassLoader&gt; list = toList(getClassLoaderByCurrentThread(), getClassLoaderByClass(ClassLoaderUtil.<strong class="jxr_keyword">class</strong>));
<a class="jxr_linenumber" name="L294" href="#L294">294</a>         <strong class="jxr_keyword">if</strong> (<strong class="jxr_keyword">null</strong> != callingClass){
<a class="jxr_linenumber" name="L295" href="#L295">295</a>             list.add(getClassLoaderByClass(callingClass));
<a class="jxr_linenumber" name="L296" href="#L296">296</a>         }
<a class="jxr_linenumber" name="L297" href="#L297">297</a>         <strong class="jxr_keyword">return</strong> list;
<a class="jxr_linenumber" name="L298" href="#L298">298</a>     }
<a class="jxr_linenumber" name="L299" href="#L299">299</a> 
<a class="jxr_linenumber" name="L300" href="#L300">300</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="L301" href="#L301">301</a> <em class="jxr_javadoccomment">     * 通过 {@link Thread#getContextClassLoader()} 获得 {@link ClassLoader}.</em>
<a class="jxr_linenumber" name="L302" href="#L302">302</a> <em class="jxr_javadoccomment">     * </em>
<a class="jxr_linenumber" name="L303" href="#L303">303</a> <em class="jxr_javadoccomment">     * @return the class loader by current thread</em>
<a class="jxr_linenumber" name="L304" href="#L304">304</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="L305" href="#L305">305</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> ClassLoader getClassLoaderByCurrentThread(){
<a class="jxr_linenumber" name="L306" href="#L306">306</a>         ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
<a class="jxr_linenumber" name="L307" href="#L307">307</a>         <strong class="jxr_keyword">if</strong> (LOGGER.isTraceEnabled()){
<a class="jxr_linenumber" name="L308" href="#L308">308</a>             LOGGER.trace(<span class="jxr_string">"[Thread.currentThread()].getContextClassLoader:{}"</span>, formatClassLoader(classLoader));
<a class="jxr_linenumber" name="L309" href="#L309">309</a>         }
<a class="jxr_linenumber" name="L310" href="#L310">310</a>         <strong class="jxr_keyword">return</strong> classLoader;
<a class="jxr_linenumber" name="L311" href="#L311">311</a>     }
<a class="jxr_linenumber" name="L312" href="#L312">312</a> 
<a class="jxr_linenumber" name="L313" href="#L313">313</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="L314" href="#L314">314</a> <em class="jxr_javadoccomment">     * 通过类来获得 {@link ClassLoader}.</em>
<a class="jxr_linenumber" name="L315" href="#L315">315</a> <em class="jxr_javadoccomment">     * </em>
<a class="jxr_linenumber" name="L316" href="#L316">316</a> <em class="jxr_javadoccomment">     * @param callingClass</em>
<a class="jxr_linenumber" name="L317" href="#L317">317</a> <em class="jxr_javadoccomment">     *            the calling class</em>
<a class="jxr_linenumber" name="L318" href="#L318">318</a> <em class="jxr_javadoccomment">     * @return 如果 &lt;code&gt;callingClass&lt;/code&gt; 是null,抛出 {@link NullPointerException}&lt;br&gt;</em>
<a class="jxr_linenumber" name="L319" href="#L319">319</a> <em class="jxr_javadoccomment">     * @see java.lang.Class#getClassLoader()</em>
<a class="jxr_linenumber" name="L320" href="#L320">320</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="L321" href="#L321">321</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> ClassLoader getClassLoaderByClass(Class&lt;?&gt; callingClass){
<a class="jxr_linenumber" name="L322" href="#L322">322</a>         Validate.notNull(callingClass, <span class="jxr_string">"callingClass can't be null!"</span>);
<a class="jxr_linenumber" name="L323" href="#L323">323</a>         ClassLoader classLoader = callingClass.getClassLoader();
<a class="jxr_linenumber" name="L324" href="#L324">324</a>         <strong class="jxr_keyword">if</strong> (LOGGER.isTraceEnabled()){
<a class="jxr_linenumber" name="L325" href="#L325">325</a>             LOGGER.trace(<span class="jxr_string">"[{}].getClassLoader():{}"</span>, callingClass.getSimpleName(), formatClassLoader(classLoader));
<a class="jxr_linenumber" name="L326" href="#L326">326</a>         }
<a class="jxr_linenumber" name="L327" href="#L327">327</a>         <strong class="jxr_keyword">return</strong> classLoader;
<a class="jxr_linenumber" name="L328" href="#L328">328</a>     }
<a class="jxr_linenumber" name="L329" href="#L329">329</a> 
<a class="jxr_linenumber" name="L330" href="#L330">330</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="L331" href="#L331">331</a> <em class="jxr_javadoccomment">     * 获得 log info.</em>
<a class="jxr_linenumber" name="L332" href="#L332">332</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="L333" href="#L333">333</a> <em class="jxr_javadoccomment">     * @param resourceName</em>
<a class="jxr_linenumber" name="L334" href="#L334">334</a> <em class="jxr_javadoccomment">     *            the resource name</em>
<a class="jxr_linenumber" name="L335" href="#L335">335</a> <em class="jxr_javadoccomment">     * @param classLoader</em>
<a class="jxr_linenumber" name="L336" href="#L336">336</a> <em class="jxr_javadoccomment">     *            the class loader</em>
<a class="jxr_linenumber" name="L337" href="#L337">337</a> <em class="jxr_javadoccomment">     * @param isFouned</em>
<a class="jxr_linenumber" name="L338" href="#L338">338</a> <em class="jxr_javadoccomment">     *            the is founed</em>
<a class="jxr_linenumber" name="L339" href="#L339">339</a> <em class="jxr_javadoccomment">     * @return the log info</em>
<a class="jxr_linenumber" name="L340" href="#L340">340</a> <em class="jxr_javadoccomment">     * @since 1.6.2</em>
<a class="jxr_linenumber" name="L341" href="#L341">341</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="L342" href="#L342">342</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> String getLogInfo(String resourceName,ClassLoader classLoader,<strong class="jxr_keyword">boolean</strong> isFouned){
<a class="jxr_linenumber" name="L343" href="#L343">343</a>         String message = <span class="jxr_string">"{}found [{}],in ClassLoader:[{}]"</span>;
<a class="jxr_linenumber" name="L344" href="#L344">344</a>         <strong class="jxr_keyword">return</strong> Slf4jUtil.format(message, isFouned ? <span class="jxr_string">""</span> : <span class="jxr_string">"not "</span>, resourceName, formatClassLoader(classLoader));
<a class="jxr_linenumber" name="L345" href="#L345">345</a>     }
<a class="jxr_linenumber" name="L346" href="#L346">346</a> 
<a class="jxr_linenumber" name="L347" href="#L347">347</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="L348" href="#L348">348</a> <em class="jxr_javadoccomment">     * Format class loader.</em>
<a class="jxr_linenumber" name="L349" href="#L349">349</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="L350" href="#L350">350</a> <em class="jxr_javadoccomment">     * @param classLoader</em>
<a class="jxr_linenumber" name="L351" href="#L351">351</a> <em class="jxr_javadoccomment">     *            the class loader</em>
<a class="jxr_linenumber" name="L352" href="#L352">352</a> <em class="jxr_javadoccomment">     * @return the string</em>
<a class="jxr_linenumber" name="L353" href="#L353">353</a> <em class="jxr_javadoccomment">     * @since 1.6.2</em>
<a class="jxr_linenumber" name="L354" href="#L354">354</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="L355" href="#L355">355</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> String formatClassLoader(ClassLoader classLoader){
<a class="jxr_linenumber" name="L356" href="#L356">356</a>         Map&lt;String, Object&gt; map = <strong class="jxr_keyword">new</strong> LinkedHashMap&lt;&gt;();
<a class="jxr_linenumber" name="L357" href="#L357">357</a>         map.put(<span class="jxr_string">"classLoader[CanonicalName]"</span>, classLoader.getClass().getCanonicalName());
<a class="jxr_linenumber" name="L358" href="#L358">358</a>         map.put(<span class="jxr_string">"classLoader[Root Classpath]"</span>, <span class="jxr_string">""</span> + getResource(classLoader, <span class="jxr_string">""</span>));
<a class="jxr_linenumber" name="L359" href="#L359">359</a>         <strong class="jxr_keyword">return</strong> map.toString();
<a class="jxr_linenumber" name="L360" href="#L360">360</a>     }
<a class="jxr_linenumber" name="L361" href="#L361">361</a> 
<a class="jxr_linenumber" name="L362" href="#L362">362</a> }
</pre>
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